Colorado-based Boom Supersonic achieved a major milestone in American aviation on Tuesday when the XB-1 hit just over Mach 1, ...

By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...

Boom Supersonic has made history by completing its first supersonic flight with the XB-1 aircraft, moving closer to launching ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

The XB-1 demonstrator has broken the speed of sound, hitting Mach 1.1. It is the first civil supersonic aircraft in US history and the first to do so since Concorde was retired in 2003. That was an ...

Boom Supersonic’s XB-1 demonstrator has broken the sound barrier, marking a major milestone in the effort that hopes to lead ...

Boom Supersonic's XB-1 prototype aircraft achieves supersonic speed, surpassing the sound barrier and paving the way for next ...

MOJAVE, California—High-speed airliner developer Boom took a major leap toward the development of its Mach 1.7 Overture ...